Prix FOB
Obtenir le dernier prix( Negotiable )
|1000 Kilogram Minimum Order
Pays:
China
N ° de modèle:
BP2009; USP32; FCC V; E300
Prix FOB:
( Negotiable ) Obtenir le dernier prix
Localité:
CHINA
Prix de commande minimale:
-
Commande minimale:
1000 Kilogram
Packaging Detail:
25KG CARTON
Heure de livraison:
WITHIN 10 DAYS AFTER THE ORDER
Capacité de Fournir:
100 Ton per Month
Payment Type:
L/C, T/T
Groupe de produits :
China
Personne àcontacter GANG
No.8, Guangdian east road, Changzhou, Jiangsu
Vitamin C (Ascorbic Acid):
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1. Description:
White to light yellow crystal or crystalline powder. Odorless. Exists sourness. Flash point *9 °C. Melting point **7 ~ **2 °C. By the illumination was gradually browning, dry state fairly stable in the air, but in the presence of air is rapid deterioration in solution, PH value of 3.4 ~ 4.5 more stable. This product is about 1g soluble in 5ml water and *0ml ethanol. 0.5% aqueous solution PH value of 3,5% aqueous solution PH value of 2. Not soluble in chloroform, ethyl ether, non-volatile oil and benzene. Showed a strong reduction, there has been inhibiting polyphenol oxidase effect, it is added to beer, fruit juice and other foods can be used as antioxidants. This product is widely distributed in plant tissues, fresh fruits and vegetables are more content. Especially parsley, roxburghrose, kiwi fruit, peppers, tomatoes.
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2. Main physiological functions of Vitamin C:
1). Vitamin C plays an important role in the biosynthesis of bone collagen, which can accelerate the healing of wounds..
2). Vitamin C can promote the metabolism of tryptophan and tyrosine, prolonging the life of the body.
3). Vitamin C can improve the utilization of the iron, calcium and folic acid.
4). Vitamin Ccan improve the metabolism of fats, lipoid, and especially cholesterol, which can prevent cardiovascular disease
5). Vitamin C can accelerate the growth of bones and teeth, preventing the bleeding of gums
6). Vitamin C can enhance bodys anti-stress and immunity against the outside environment.
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3. Specification:
|
Analysis Contents |
Analysis Standard |
Test Results |
|
Identification |
Positive Reaction |
Positive |
|
Melting Point |
About **0°C |
**0.7°C |
|
PH |
2.**2.8 |
2.*2 |
|
Clarity Of Solution |
Clear |
Clear |
|
Colour Of Solution |
≤BY7 |
 |
|
Copper |
≤5ppm |
<5ppm |
|
Heavy Metal |
≤*0ppm |
<*0ppm |
|
Mercury |
<0.1mg/kg  |
<0.1mg/kg  |
|
Lead |
<2mg/kg  |
<2mg/kg  |
|
Arsenic |
≤3ppm |
<3ppm |
|
Cadmium (Cd) Â |
<1mg/kg  |
<1mg/kg  |
|
Oxalic Acid |
≤0.2% |
<0.2% |
|
Iron |
≤2ppm |
<2ppm |
|
Loss of Drying |
≤0.4% |
<0.4% |
|
Sulphate Ash(Residue On Ignition) |
≤0.1% |
<0.1% |
|
Specific Optical Rotation |
**0.5°–**1.5° |
**1.*3° |
|
Mesh |
****0 Mesh |
Pass |
|
Organic Volatile Impurities |
Pass |
Pass |
|
Assay |
*9.0%***0.5% |
*9.*4% |
| Pays: | China |
| N ° de modèle: | BP2009; USP32; FCC V; E300 |
| Prix FOB: | ( Negotiable ) Obtenir le dernier prix |
| Localité: | CHINA |
| Prix de commande minimale: | - |
| Commande minimale: | 1000 Kilogram |
| Packaging Detail: | 25KG CARTON |
| Heure de livraison: | WITHIN 10 DAYS AFTER THE ORDER |
| Capacité de Fournir: | 100 Ton per Month |
| Payment Type: | L/C, T/T |
| Groupe de produits : | VITAMINS |
